/******************************************************************************

 @File         PVRTModelPODWriteH.cpp

 @Title        

 @Copyright    Copyright (C) 2003 - 2008 by Imagination Technologies Limited.

 @Platform     ANSI compatible

 @Description  Code to load POD files - models exported from MAX.

******************************************************************************/
#include <math.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <time.h>

#include "PVRTGlobal.h"
#include "PVRTContext.h"
#include "PVRTMatrix.h"
#include "PVRTVertex.h"
#include "PVRTBoneBatch.h"
#include "PVRTFixedPoint.h"
#include "PVRTModelPOD.h"

#include <ctype.h> /*For toupper */
/****************************************************************************
** Defines
****************************************************************************/
#define CFAH		(1024)

/****************************************************************************
** Local code: Memory allocation
****************************************************************************/

/*!***************************************************************************
 @Function			SafeAlloc
 @Input				cnt
 @Output			ptr
 @Return			false if memory allocation failed
 @Description		Allocates a block of memory.
*****************************************************************************/
template <typename T>
bool SafeAlloc(T* &ptr, size_t cnt)
{
	_ASSERT(!ptr);
	if(cnt)
	{
		ptr = (T*)calloc(cnt, sizeof(T));
		_ASSERT(ptr);
		if(!ptr)
			return false;
	}
	return true;
}

/*!***************************************************************************
 @Function			SafeRealloc
 @Modified			ptr
 @Input				cnt
 @Description		Changes the size of a memory allocation.
*****************************************************************************/
template <typename T>
void SafeRealloc(T* &ptr, size_t cnt)
{
	ptr = (T*)realloc(ptr, cnt * sizeof(T));
	_ASSERT(ptr);
}

/****************************************************************************
** Local code: File writing
****************************************************************************/

void ConvertFileToDefine(
	char		* const out,
	size_t		max,
	const char	*in)
{
	unsigned int	i;
	const char		*ptr;

	// Only take the filename portion from the end
#ifdef WIN32
	ptr = strrchr(in, '\\');
#else
	ptr = strrchr(in, '/');
#endif

	if(ptr)
	{
		++ptr;
		in = ptr;
	}

	// Cut the string down to the maximum size
	i = (unsigned int)strlen(in)+1;
	if(i > (unsigned int)max)
		i = (unsigned int)max;
	strncpy(out, in, i);
	out[--i] = 0;

	while(i)
	{
		--i;

		if(out[i] >= 'a' && out[i] <= 'z')
			out[i] = toupper(out[i]);
		else if(!(out[i] >= 'A' && out[i] <= 'Z') && !(out[i] >= '0' && out[i] <= '9'))
			out[i] = '_';
	}
}

static void WriteHData(
	FILE				* const pFile,
	const unsigned long	* const p,
	const unsigned int	nBytes,
	const char			* const sName,
	const bool bChangeEndian)
{
	unsigned int i, j;
	unsigned int n = (nBytes + 3) / 4;
	unsigned long	*pTmp;

	/*
		We're rounding up the data to some number of 'unsigned longs'. Need to
		ensure the last unnecessary 0..3 bytes bytes are 0.
	*/
	pTmp = new unsigned long[n];
	pTmp[n-1] = 0;

	memcpy(pTmp, p, nBytes);

	/*
		Write the data.
	*/
	fprintf(pFile, "const unsigned long %s[%d] =\n", sName, n);
	fprintf(pFile, "{\n");
	for(i = 0; i < n;)
	{
		fprintf(pFile, "	");
		for(j = 0; j < 128 && i < n; ++i, ++j)
		{
			fprintf(pFile, "0x%08x,", bChangeEndian ? PVRTByteSwap32(pTmp[i]) : pTmp[i]);
		}
		fprintf(pFile, "\n");
	}
	fprintf(pFile, "};\n");
	fprintf(pFile, "\n");

	/*
		Done.
	*/
	delete [] pTmp;
}

static void WriteHCameras(
	FILE			* const pFile,
	const SPODScene	&s,
	const char		* const sName,
	const bool		bChangeEndian)
{
	char			*pStr;
	unsigned int	i;

	pStr = new char[s.nNumCamera * CFAH];
	_ASSERT(pStr);

	for(i = 0; i < s.nNumCamera; ++i)
	{
		if(!s.pCamera[i].pfAnimFOV)
		{
			strcpy(&pStr[i * CFAH], "0");
		}
		else
		{
			sprintf(&pStr[i * CFAH], "%s%dAnimFOV", sName, i);
			WriteHData(pFile, (unsigned long*)s.pCamera[i].pfAnimFOV, s.nNumFrame * sizeof(*s.pCamera[i].pfAnimFOV), &pStr[i * CFAH], bChangeEndian);
		}
	}

	fprintf(pFile, "const SPODCamera %s[%d] =\n{\n", sName, s.nNumCamera);
	for(i = 0; i < s.nNumCamera; ++i)
	{
		if(s.nFlags & PVRTMODELPODSF_FIXED)
			fprintf(pFile, "	{ %d, 0x%08x, 0x%08x, 0x%08x, (int*)%s },\n", s.pCamera[i].nIdxTarget, (int&)s.pCamera[i].fFOV, (int&)s.pCamera[i].fFar, (int&)s.pCamera[i].fNear, &pStr[i * CFAH]);
		else
			fprintf(pFile, "	{ %d, %ff, %ff, %ff, (float*)%s },\n", s.pCamera[i].nIdxTarget, s.pCamera[i].fFOV, s.pCamera[i].fFar, s.pCamera[i].fNear, &pStr[i * CFAH]);
	}
	fprintf(pFile, "};\n\n");
	delete [] pStr;
}

static void WriteHLights(
	FILE			* const pFile,
	const SPODScene	&s,
	const char		* const sName)
{
	fprintf(pFile, "const SPODLight %s[%d] =\n{\n", sName, s.nNumLight);
	for(unsigned int i = 0; i < s.nNumLight; ++i)
	{
		if(s.nFlags & PVRTMODELPODSF_FIXED)
			fprintf(pFile, "	{ %d, { 0x%08x, 0x%08x, 0x%08x }, (EPODLight)%08x },\n", s.pLight[i].nIdxTarget, (int&)s.pLight[i].pfColour[0], (int&)s.pLight[i].pfColour[1], (int&)s.pLight[i].pfColour[2], s.pLight[i].eType);
		else
			fprintf(pFile, "	{ %d, { %ff, %ff, %ff }, (EPODLight)%08x },\n", s.pLight[i].nIdxTarget, s.pLight[i].pfColour[0], s.pLight[i].pfColour[1], s.pLight[i].pfColour[2], s.pLight[i].eType);
	}
	fprintf(pFile, "};\n\n");
}

static void WriteHCPODData(
	FILE				* const pFile,
	char				* const pStr,
	const CPODData		&s,
	const unsigned int	n,
	const bool			bValidData,
	const bool			bChangeEndian,
	const char			* const sName,
	const char			* const sNamePost)
{
	char buf[CFAH];

	if(bValidData && n && s.nStride) {
		sprintf(buf, "%s%s", sName, sNamePost);
		WriteHData(pFile, (unsigned long*)s.pData, n * s.nStride, buf, bChangeEndian);
		sprintf(pStr, "%s		{ (EPVRTDataType)0x%08x, %d, %d, (unsigned char*)%s },\n", pStr, s.eType, s.n, s.nStride, buf);
	} else {
		sprintf(pStr, "%s		{ (EPVRTDataType)0x%08x, %d, %d, (unsigned char*)0x%08x },\n", pStr, s.eType, s.n, s.nStride, (PVR64BIT)s.pData);
	}
}

static void WriteHUVW(
	FILE			* const pFile,
	const SPODMesh	&s,
	const bool		bValidData,
	const bool		bBigEndian,
	const char		* const sName)
{
	char *pStr, buf[CFAH];

	pStr = new char[s.nNumUVW * CFAH];
	_ASSERT(pStr);

	*pStr = 0;

	for(unsigned int i = 0; i < s.nNumUVW; ++i)
	{
		sprintf(buf, "%d", i);
		WriteHCPODData(pFile, pStr, s.psUVW[i], s.nNumVertex, bValidData, bBigEndian, sName, buf);
	}

	fprintf(pFile, "const CPODData %s[%d] =\n{\n", sName, s.nNumUVW);
	fprintf(pFile, pStr);
	fprintf(pFile, "};\n\n");
	delete [] pStr;
}

static void WriteHMeshes(
	FILE			* const pFile,
	const SPODScene	&s,
	const char		* const sName,
	const bool		bChangeEndian)
{
	char *pStr, buf[CFAH];

	pStr = new char[s.nNumMesh * CFAH];
	_ASSERT(pStr);

	*pStr = 0;

	for(unsigned int i = 0; i < s.nNumMesh; ++i)
	{
		strcat(pStr, "	{\n");
		sprintf(pStr, "%s		%d,\n", pStr, s.pMesh[i].nNumVertex);
		sprintf(pStr, "%s		%d,\n", pStr, s.pMesh[i].nNumFaces);
		sprintf(pStr, "%s		%d,\n", pStr, s.pMesh[i].nNumUVW);

		sprintf(buf, "%s%d", sName, i);
		WriteHCPODData(pFile, pStr, s.pMesh[i].sFaces, PVRTModelPODCountIndices(s.pMesh[i]), true, bChangeEndian, buf, "sFaces");

		if(s.pMesh[i].nNumStrips)
		{
			sprintf(buf, "%s%dpnStripLength", sName, i);
			WriteHData(pFile, (unsigned long*)s.pMesh[i].pnStripLength, s.pMesh[i].nNumStrips * sizeof(*s.pMesh[i].pnStripLength), buf, bChangeEndian);
			sprintf(pStr, "%s		(unsigned int*)%s, %d,\n", pStr, buf, s.pMesh[i].nNumStrips);
		}
		else
		{
			sprintf(pStr, "%s		(unsigned int*)0, 0,\n", pStr);
		}

		sprintf(buf, "%s%d", sName, i);
		WriteHCPODData(pFile, pStr, s.pMesh[i].sVertex, s.pMesh[i].nNumVertex, s.pMesh[i].pInterleaved == 0, bChangeEndian, buf, "sVertex");
		WriteHCPODData(pFile, pStr, s.pMesh[i].sNormals, s.pMesh[i].nNumVertex, s.pMesh[i].pInterleaved == 0, bChangeEndian, buf, "sNormals");
		WriteHCPODData(pFile, pStr, s.pMesh[i].sTangents, s.pMesh[i].nNumVertex, s.pMesh[i].pInterleaved == 0, bChangeEndian, buf, "sTangents");
		WriteHCPODData(pFile, pStr, s.pMesh[i].sBinormals, s.pMesh[i].nNumVertex, s.pMesh[i].pInterleaved == 0, bChangeEndian, buf, "sBinormals");
		if(s.pMesh[i].nNumUVW)
		{
			sprintf(buf, "%s%dpsUVW", sName, i);
			WriteHUVW(pFile, s.pMesh[i], s.pMesh[i].pInterleaved == 0, bChangeEndian, buf);
			sprintf(pStr, "%s		(CPODData*)%s,\n", pStr, buf);
		}
		else
		{
			sprintf(pStr, "%s		(CPODData*)0,\n", pStr);
		}
		sprintf(buf, "%s%d", sName, i);
		WriteHCPODData(pFile, pStr, s.pMesh[i].sVtxColours, s.pMesh[i].nNumVertex, s.pMesh[i].pInterleaved == 0, bChangeEndian, buf, "sVtxColours");
		WriteHCPODData(pFile, pStr, s.pMesh[i].sBoneIdx, s.pMesh[i].nNumVertex, s.pMesh[i].pInterleaved == 0, bChangeEndian, buf, "sBoneIdx");
		WriteHCPODData(pFile, pStr, s.pMesh[i].sBoneWeight, s.pMesh[i].nNumVertex, s.pMesh[i].pInterleaved == 0, bChangeEndian, buf, "sBoneWeight");

		if(s.pMesh[i].pInterleaved)
		{
			sprintf(buf, "%s%dpInterleaved", sName, i);
			WriteHData(pFile, (unsigned long*)s.pMesh[i].pInterleaved, s.pMesh[i].nNumVertex * s.pMesh[i].sVertex.nStride, buf, bChangeEndian);
			sprintf(pStr, "%s		(unsigned char*)%s,\n", pStr, buf);
		}
		else
		{
			sprintf(pStr, "%s		(unsigned char*)0,\n", pStr);
		}

		if(s.pMesh[i].sBoneBatches.nBatchCnt)
		{
			sprintf(pStr, "%s		{\n", pStr);

			sprintf(buf, "%s%dpnBatches", sName, i);
			WriteHData(pFile, (unsigned long*)s.pMesh[i].sBoneBatches.pnBatches, s.pMesh[i].sBoneBatches.nBatchCnt * sizeof(*s.pMesh[i].sBoneBatches.pnBatches) * s.pMesh[i].sBoneBatches.nBatchBoneMax, buf, bChangeEndian);
			sprintf(pStr, "%s			(int*)%s,\n", pStr, buf);

			sprintf(buf, "%s%dpnBatchBoneCnt", sName, i);
			WriteHData(pFile, (unsigned long*)s.pMesh[i].sBoneBatches.pnBatchBoneCnt, s.pMesh[i].sBoneBatches.nBatchCnt * sizeof(*s.pMesh[i].sBoneBatches.pnBatchBoneCnt), buf, bChangeEndian);
			sprintf(pStr, "%s			(int*)%s,\n", pStr, buf);

			sprintf(buf, "%s%dpnBatchOffset", sName, i);
			WriteHData(pFile, (unsigned long*)s.pMesh[i].sBoneBatches.pnBatchOffset, s.pMesh[i].sBoneBatches.nBatchCnt * sizeof(*s.pMesh[i].sBoneBatches.pnBatchOffset), buf, bChangeEndian);
			sprintf(pStr, "%s			(int*)%s,\n", pStr, buf);

			sprintf(pStr, "%s			%d,\n", pStr, s.pMesh[i].sBoneBatches.nBatchBoneMax);
			sprintf(pStr, "%s			%d,\n", pStr, s.pMesh[i].sBoneBatches.nBatchCnt);
			sprintf(pStr, "%s		}\n", pStr);
		}
		else
		{
			sprintf(pStr, "%s		{ (int*)0, (int*)0, (int*)0, 0, 0 },\n", pStr);
		}

		strcat(pStr, "	},\n");
	}

	fprintf(pFile, "const SPODMesh %s[%d] =\n{\n", sName, s.nNumMesh);
	fprintf(pFile, pStr);
	fprintf(pFile, "};\n\n");
	delete [] pStr;
}

static void WriteHNodes(
	FILE			* const pFile,
	const SPODScene	&s,
	const char		* const sName,
	const bool bChangeEndian)
{
	char *pStr, buf[CFAH];
	int i32TransformNo;

	pStr = new char[s.nNumNode * CFAH];
	_ASSERT(pStr);

	*pStr = 0;

	for(unsigned int i = 0; i < s.nNumNode; ++i)
	{
		strcat(pStr, "	{\n");
		sprintf(pStr, "%s		%d,\n", pStr, s.pNode[i].nIdx);

		strcpy(buf, "0");
		if(s.pNode[i].pszName)
		{
			sprintf(buf, "%s%dpszName", sName, i);
			WriteHData(pFile, (unsigned long*)s.pNode[i].pszName, (unsigned int)strlen(s.pNode[i].pszName) + 1, buf, bChangeEndian);
		}
		sprintf(pStr, "%s		(char*)%s, /* %s */\n", pStr, buf, s.pNode[i].pszName ? s.pNode[i].pszName : "");

		sprintf(pStr, "%s		%d,\n", pStr, s.pNode[i].nIdxMaterial);
		sprintf(pStr, "%s		%d,\n", pStr, s.pNode[i].nIdxParent);
		sprintf(pStr, "%s		%d,\n", pStr, s.pNode[i].nAnimFlags);

		strcpy(buf, "0");
		if(s.pNode[i].pfAnimPosition)
		{
			if(s.pNode[i].nAnimFlags & ePODHasPositionAni)
			{
				sprintf(buf, "%s%dpfAnimPosition", sName, i);
				i32TransformNo = s.nNumFrame;
			}
			else
			{
				sprintf(buf, "%s%dpfPosition", sName, i);
				i32TransformNo = 1;
			}
			
			WriteHData(pFile, (unsigned long*)s.pNode[i].pfAnimPosition, i32TransformNo * 3 * sizeof(*s.pNode[i].pfAnimPosition), buf, bChangeEndian);
		}
		if(s.nFlags & PVRTMODELPODSF_FIXED)
			sprintf(pStr, "%s		(int*)%s,\n", pStr, buf);
		else
			sprintf(pStr, "%s		(float*)%s,\n", pStr, buf);

		strcpy(buf, "0");
		if(s.pNode[i].pfAnimRotation)
		{
			if(s.pNode[i].nAnimFlags & ePODHasRotationAni)
			{
				sprintf(buf, "%s%dpfAnimRotation", sName, i);
				i32TransformNo = s.nNumFrame;
			}
			else
			{
				sprintf(buf, "%s%dpfRotation", sName, i);
				i32TransformNo = 1;
			}

			WriteHData(pFile, (unsigned long*)s.pNode[i].pfAnimRotation, i32TransformNo * 4 * sizeof(*s.pNode[i].pfAnimRotation), buf, bChangeEndian);
		}
		if(s.nFlags & PVRTMODELPODSF_FIXED)
			sprintf(pStr, "%s		(int*)%s,\n", pStr, buf);
		else
			sprintf(pStr, "%s		(float*)%s,\n", pStr, buf);

		strcpy(buf, "0");
		if(s.pNode[i].pfAnimScale)
		{
			if(s.pNode[i].nAnimFlags & ePODHasScaleAni)
			{
				sprintf(buf, "%s%dpfAnimScale", sName, i);
				i32TransformNo = s.nNumFrame;
			}
			else
			{
				sprintf(buf, "%s%dpfScale", sName, i);
				i32TransformNo = 1;
			}

			WriteHData(pFile, (unsigned long*)s.pNode[i].pfAnimScale, i32TransformNo * 7 * sizeof(*s.pNode[i].pfAnimScale), buf, bChangeEndian);
		}
		if(s.nFlags & PVRTMODELPODSF_FIXED)
			sprintf(pStr, "%s		(int*)%s,\n", pStr, buf);
		else
			sprintf(pStr, "%s		(float*)%s,\n", pStr, buf);

		strcpy(buf, "0");
		if(s.pNode[i].pfAnimMatrix)
		{
			if(s.pNode[i].nAnimFlags & ePODHasMatrixAni)
			{
				sprintf(buf, "%s%dpfAnimMatrix", sName, i);
				i32TransformNo = s.nNumFrame;
			}
			else
			{
				sprintf(buf, "%s%dpfMatrix", sName, i);
				i32TransformNo = 1;
			}

			WriteHData(pFile, (unsigned long*)s.pNode[i].pfAnimMatrix, i32TransformNo * 16 * sizeof(*s.pNode[i].pfAnimMatrix), buf, bChangeEndian);
		}
		if(s.nFlags & PVRTMODELPODSF_FIXED)
			sprintf(pStr, "%s		(int*)%s,\n", pStr, buf);
		else
			sprintf(pStr, "%s		(float*)%s,\n", pStr, buf);

		strcat(pStr, "	},\n");
	}

	fprintf(pFile, "const SPODNode %s[%d] =\n{\n", sName, s.nNumNode);
	fprintf(pFile, pStr);
	fprintf(pFile, "};\n\n");
	delete [] pStr;
}

static void WriteHTextures(
	FILE			* const pFile,
	const SPODScene	&s,
	const char		* const sName,
	const bool		bChangeEndian)
{
	char *pStr, buf[CFAH];

	pStr = new char[s.nNumTexture * CFAH];
	_ASSERT(pStr);

	*pStr = 0;

	for(unsigned int i = 0; i < s.nNumTexture; ++i)
	{
		strcat(pStr, "	{\n");

		strcpy(buf, "0");
		if(s.pTexture[i].pszName)
		{
			sprintf(buf, "%s%dpszName", sName, i);
			WriteHData(pFile, (unsigned long*)s.pTexture[i].pszName, (unsigned int)strlen(s.pTexture[i].pszName) + 1, buf, bChangeEndian);
		}
		sprintf(pStr, "%s		(char*)%s,\n", pStr, buf);

		strcat(pStr, "	},\n");
	}

	fprintf(pFile, "const SPODTexture %s[%d] =\n{\n", sName, s.nNumTexture);
	fprintf(pFile, pStr);
	fprintf(pFile, "};\n\n");
	delete [] pStr;
}

static void WriteHMaterials(
	FILE			* const pFile,
	const SPODScene	&s,
	const char		* const sName,
	const bool		bChangeEndian)
{
	char *pStr, buf[CFAH];

	pStr = new char[s.nNumMaterial * CFAH];
	_ASSERT(pStr);

	*pStr = 0;

	for(unsigned int i = 0; i < s.nNumMaterial; ++i)
	{
		strcat(pStr, "	{\n");

		strcpy(buf, "0");
		if(s.pMaterial[i].pszName)
		{
			sprintf(buf, "%s%dpszName", sName, i);
			WriteHData(pFile, (unsigned long*)s.pMaterial[i].pszName, (unsigned int)strlen(s.pMaterial[i].pszName) + 1, buf, bChangeEndian);
		}
		sprintf(pStr, "%s		(char*)%s, /* %s */\n", pStr, buf, s.pMaterial[i].pszName ? s.pMaterial[i].pszName : "");

		sprintf(pStr, "%s		%d,\n", pStr, s.pMaterial[i].nIdxTexDiffuse);
		if(s.nFlags & PVRTMODELPODSF_FIXED)
		{
			sprintf(pStr, "%s		0x%08x,\n", pStr, (int&)s.pMaterial[i].fMatOpacity);
			sprintf(pStr, "%s		{ 0x%08x, 0x%08x, 0x%08x },\n", pStr, (int&)s.pMaterial[i].pfMatAmbient[0], (int&)s.pMaterial[i].pfMatAmbient[1], (int&)s.pMaterial[i].pfMatAmbient[2]);
			sprintf(pStr, "%s		{ 0x%08x, 0x%08x, 0x%08x },\n", pStr, (int&)s.pMaterial[i].pfMatDiffuse[0], (int&)s.pMaterial[i].pfMatDiffuse[1], (int&)s.pMaterial[i].pfMatDiffuse[2]);
			sprintf(pStr, "%s		{ 0x%08x, 0x%08x, 0x%08x },\n", pStr, (int&)s.pMaterial[i].pfMatSpecular[0], (int&)s.pMaterial[i].pfMatSpecular[1], (int&)s.pMaterial[i].pfMatSpecular[2]);
			sprintf(pStr, "%s		0x%08x,\n", pStr, (int&)s.pMaterial[i].fMatShininess);
		}
		else
		{
			sprintf(pStr, "%s		%ff,\n", pStr, s.pMaterial[i].fMatOpacity);
			sprintf(pStr, "%s		{ %ff, %ff, %ff },\n", pStr, s.pMaterial[i].pfMatAmbient[0], s.pMaterial[i].pfMatAmbient[1], s.pMaterial[i].pfMatAmbient[2]);
			sprintf(pStr, "%s		{ %ff, %ff, %ff },\n", pStr, s.pMaterial[i].pfMatDiffuse[0], s.pMaterial[i].pfMatDiffuse[1], s.pMaterial[i].pfMatDiffuse[2]);
			sprintf(pStr, "%s		{ %ff, %ff, %ff },\n", pStr, s.pMaterial[i].pfMatSpecular[0], s.pMaterial[i].pfMatSpecular[1], s.pMaterial[i].pfMatSpecular[2]);
			sprintf(pStr, "%s		%ff,\n", pStr, s.pMaterial[i].fMatShininess);
		}

		strcpy(buf, "0");
		if(s.pMaterial[i].pszEffectFile)
		{
			sprintf(buf, "%s%dpszEffectFile", sName, i);
			WriteHData(pFile, (unsigned long*)s.pMaterial[i].pszEffectFile, (unsigned int)strlen(s.pMaterial[i].pszEffectFile) + 1, buf, bChangeEndian);
		}
		sprintf(pStr, "%s		(char*)%s,\n", pStr, buf);

		strcpy(buf, "0");
		if(s.pMaterial[i].pszEffectName)
		{
			sprintf(buf, "%s%dpszEffectName", sName, i);
			WriteHData(pFile, (unsigned long*)s.pMaterial[i].pszEffectName, (unsigned int)strlen(s.pMaterial[i].pszEffectName) + 1, buf, bChangeEndian);
		}
		sprintf(pStr, "%s		(char*)%s,\n", pStr, buf);

		strcat(pStr, "	},\n");
	}

	fprintf(pFile, "const SPODMaterial %s[%d] =\n{\n", sName, s.nNumMaterial);
	fprintf(pFile, pStr);
	fprintf(pFile, "};\n\n");
	delete [] pStr;
}

static void WriteHScene(
	FILE			* const pFile,
	const SPODScene	&s,
	const char		* const sName)
{
	char sCamera[CFAH] = "0";
	char sLight[CFAH] = "0";
	char sMesh[CFAH] = "0";
	char sNode[CFAH] = "0";
	char sTexture[CFAH] = "0";
	char sMaterial[CFAH] = "0";

	bool bChangeEndian = s.bBigEndian == PVRTIsLittleEndian();

	if(s.nNumCamera)
	{
		sprintf(sCamera, "%sCamera", sName);
		WriteHCameras(pFile, s, sCamera, bChangeEndian);
	}

	if(s.nNumLight)
	{
		sprintf(sLight, "%sLight", sName);
		WriteHLights(pFile, s, sLight);
	}

	if(s.nNumMesh)
	{
		sprintf(sMesh, "%sMesh", sName);
		WriteHMeshes(pFile, s, sMesh, bChangeEndian);
	}

	if(s.nNumNode)
	{
		sprintf(sNode, "%sNode", sName);
		WriteHNodes(pFile, s, sNode, bChangeEndian);
	}

	if(s.nNumTexture)
	{
		sprintf(sTexture, "%sTexture", sName);
		WriteHTextures(pFile, s, sTexture, bChangeEndian);
	}

	if(s.nNumMaterial)
	{
		sprintf(sMaterial, "%sMaterial", sName);
		WriteHMaterials(pFile, s, sMaterial, bChangeEndian);
	}

	fprintf(pFile, "const SPODScene %s =\n", sName);
	fprintf(pFile, "{\n");
	if(s.nFlags & PVRTMODELPODSF_FIXED)
	{
		fprintf(pFile, "	{ 0x%08x, 0x%08x, 0x%08x },\n", (int&)s.pfColourBackground[0], (int&)s.pfColourBackground[1], (int&)s.pfColourBackground[2]);
		fprintf(pFile, "	{ 0x%08x, 0x%08x, 0x%08x },\n", (int&)s.pfColourAmbient[0], (int&)s.pfColourAmbient[1], (int&)s.pfColourAmbient[2]);
	}
	else
	{
		fprintf(pFile, "	{ %ff, %ff, %ff },\n", s.pfColourBackground[0], s.pfColourBackground[1], s.pfColourBackground[2]);
		fprintf(pFile, "	{ %ff, %ff, %ff },\n", s.pfColourAmbient[0], s.pfColourAmbient[1], s.pfColourAmbient[2]);
	}
	fprintf(pFile, "	%d,\n", s.nNumCamera);
	fprintf(pFile, "	(SPODCamera*)%s,\n", sCamera);
	fprintf(pFile, "	%d,\n", s.nNumLight);
	fprintf(pFile, "	(SPODLight*)%s,\n", sLight);
	fprintf(pFile, "	%d,\n", s.nNumMesh);
	fprintf(pFile, "	(SPODMesh*)%s,\n", sMesh);
	fprintf(pFile, "	%d,\n", s.nNumNode);
	fprintf(pFile, "	%d,\n", s.nNumMeshNode);
	fprintf(pFile, "	(SPODNode*)%s,\n", sNode);
	fprintf(pFile, "	%d,\n", s.nNumTexture);
	fprintf(pFile, "	(SPODTexture*)%s,\n", sTexture);
	fprintf(pFile, "	%d,\n", s.nNumMaterial);
	fprintf(pFile, "	(SPODMaterial*)%s,\n", sMaterial);
	fprintf(pFile, "	%d,\n", s.nNumFrame);
	fprintf(pFile, "	0x%08x,\n", s.nFlags);
	fprintf(pFile, "};\n");
	fprintf(pFile, "\n");
}

/*!***************************************************************************
 @Function			WriteH
 @Output			pFile
 @Input				pszFilename
 @Input				pszExpOpt
 @Input				s
 @Return			true if successful
 @Description		Write a POD file
*****************************************************************************/
static bool WriteH(
	FILE			* const pFile,
	const char		* const pszFilename,
	const char		* const pszExpOpt,
	const SPODScene	&s)
{
	time_t		expTime = time(NULL);
	char		buf[CFAH], tmp[CFAH];
	const char	*ptr;

	ConvertFileToDefine(tmp, CFAH, pszFilename);
	ptr = strrchr(pszFilename, '\\');
	if(ptr)
		++ptr;
	else
		ptr = pszFilename;

	fprintf(pFile, "/*\n");
	fprintf(pFile, "	POD header-file, as from PVRTModelPOD and thereby PVRGeoPOD.\n");
	fprintf(pFile, "	File-format version string: \"%s\"\n", PVRTMODELPOD_VERSION);
	fprintf(pFile, "	This code was compiled: %s %s\n", __TIME__, __DATE__);
	fprintf(pFile, "\n");
	fprintf(pFile, "	Export name: \"%s\"\n", ptr);
	fprintf(pFile, "	Export time: %s", ctime(&expTime));
	fprintf(pFile, "\n");
	fprintf(pFile, "	ExpOpt{\n");
	fprintf(pFile, pszExpOpt ? pszExpOpt : "");
	fprintf(pFile, "	}ExpOpt\n");
	fprintf(pFile, "*/\n");
	fprintf(pFile, "\n");
	fprintf(pFile, "#ifndef _%s_\n", tmp);
	fprintf(pFile, "#define _%s_\n", tmp);
	fprintf(pFile, "\n");
	fprintf(pFile, "\n");
	fprintf(pFile, "#if !defined(_PVRTMODELPOD_H_)\n");
	fprintf(pFile, "#error Before including this file, you must include a header to define the POD structures.\n");
	fprintf(pFile, "#endif\n");
	fprintf(pFile, "\n");

	sprintf(buf, "c_%s", tmp);
	WriteHScene(pFile, s, buf);

	fprintf(pFile, "\n");
	fprintf(pFile, "#endif /* (_%s_) */\n", tmp);
	fprintf(pFile, "\n");
	fprintf(pFile, "/*\n");
	fprintf(pFile, "	End of file: %s\n", ptr);
	fprintf(pFile, "*/\n");
	return true;
}

/****************************************************************************
** Class: CPVRTModelPOD
****************************************************************************/

/*!***********************************************************************
 @Function			SaveH
 @Input				pszFilename		Filename to save to
 @Description		Save a header file (.H).
*************************************************************************/
EPVRTError CPVRTModelPOD::SaveH(const char * const pszFilename, const char * const pszExpOpt)
{
	FILE	*pFile;
	bool	bRet;

	pFile = fopen(pszFilename, "wt+");
	if(!pFile)
		return PVR_FAIL;

	bRet = WriteH(pFile, pszFilename, pszExpOpt, *this);

	// Done
	fclose(pFile);
	return bRet ? PVR_SUCCESS : PVR_FAIL;
}

/****************************************************************************
** Code
****************************************************************************/

/*****************************************************************************
 End of file (PVRTModelPODWriteH.cpp)
*****************************************************************************/
